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<span>C2H4+Br2--->C2H4Br2</span>
<span>CH2Br-CH2Br + 2H2O-->CH2OH-CH2OH(X1)+2HBr</span>
<span>CH2OH-CH2OH--->CH#CH(X2) + 2H2O</span>
<span>C2H2 + H2O-->CH3-CHO(X3)</span>
<span>CH3-CHO + Ag2O-->CH3-COOH(X4)+2Ag</span>
<span>CH3-COOH + CH3OH-->CH3-CO-O-CH3(X5)+H2O</span>
а) Al(OH)3 + 3HCL = ALCL3+ 3 H2O
б) AL(OH)3 + 3NaOH = Al(OH)3 + 3NaCl
в) 2AL(OH)3 ---> 2ALO(OH)----> Al2O3